diff --git a/requirements_dev.txt b/requirements_dev.txt
index a996892..03bd434 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -9,7 +9,7 @@ respx==0.16.3
 black==20.8b1
 check-manifest==0.46
 flake8==3.8.4
-isort==5.7.0
+isort==5.8.0
 mypy==0.812
 pre-commit==2.10.1
 pydocstyle==5.1.1